Comparison of covid-19 severity in vaccinated and unvaccinated patients during the delta and omicron wave of the pandemic in a romanian tertiary infectious diseases hospital

HIGHLIGHTS

SUMMARY

Information on the decreased vaccine effectiveness for Omicron, hospitalization and death in previously vaccinated people has led to an even more reduced uptake of the vaccine in Romania, starting from the beginning of 2022. The aims of this study were to evaluate differences between vaccinated versus unvaccinated hospitalized patients with regard to COVID-19 disease severity, intensive care need and mortality during the fourth and the fifth wave of the pandemic and to evaluate vaccine protection during the fifth (Omicron VOC) wave in hospitalized patients. Data collected were age, gender, duration of hospitalization, comorbidities . . .

 



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